Lecanora thysanophora R.C. Harris

Lichenised.
Substrate: bark
Altitudinal range: from the submediterranean/colline belt (potential vegetation: mixed deciduous forests dominated by Quercus and Carpinus) to the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies)
Note: an epiphytic species which is widespread and common in Eastern North America, superficially very similar to Haematomma ochroleucum, but with a different chemistry; probably much more widespread in the Alps, but confused with other species in the past.
Austria: Tirol; Salzburg; Kärnten; Steiermark; Oberösterreich; Niederösterreich (incl. Wien); Germany: Oberbayern; Slovenia: Alpine and Pre-Alpine Slovenia;